What was found in Portville's water
The level at the city's main supplier, the highest level anywhere in the city, the EPA limit for each, and where every figure comes from.
| Contaminant | Level vs EPA limit | Suppliers | Source |
|---|---|---|---|
| Nitrate | 4400 µg/L 44% of the EPA limit 10000 µg/L Highest in the city: PORTVILLE ESTATES MHC I · 28 people · 2019 | 2/4 | SYR4 |
| Fluoride | 1040 µg/L 26% of the EPA limit 4000 µg/L Main supplier: PORTVILLE VILLAGE · 1,040 people · 2018 | 1/4 | SYR4 |
| Barium | 70 µg/L 3.5% of the EPA limit 2000 µg/L Main supplier: PORTVILLE VILLAGE · 1,040 people · 2018
Highest in the city: 88 µg/L — PORTVILLE ESTATES MHC I · 28 people · 2019 | 3/4 | SYR4 |
| TTHM | 7.64 µg/L 9.6% of the EPA limit 80 µg/L Main supplier: PORTVILLE VILLAGE · 1,040 people · 2018
Highest in the city: 39.4 µg/L — PORTVILLE TOWN WATER DISTRICT · 39 people · 2019 | 2/4 | SYR4 |
| Chloroform | 0.8000 µg/L No EPA limit set Main supplier: PORTVILLE VILLAGE · 1,040 people · 2018
Highest in the city: 13.575 µg/L — PORTVILLE TOWN WATER DISTRICT · 39 people · 2019 | 2/4 | SYR4 |
| Bromodichloromethane | 0.6805 µg/L No EPA limit set Main supplier: PORTVILLE VILLAGE · 1,040 people · 2018
Highest in the city: 12.55 µg/L — PORTVILLE TOWN WATER DISTRICT · 39 people · 2019 | 2/4 | SYR4 |
| Dibromochloromethane | 2.285 µg/L No EPA limit set Main supplier: PORTVILLE VILLAGE · 1,040 people · 2018
Highest in the city: 9.65 µg/L — PORTVILLE TOWN WATER DISTRICT · 39 people · 2019 | 2/4 | SYR4 |
| Total Haloacetic Acids (HAA5) | 1.84 µg/L 3.1% of the EPA limit 60 µg/L Main supplier: PORTVILLE VILLAGE · 1,040 people · 2018
Highest in the city: 5.25 µg/L — PORTVILLE TOWN WATER DISTRICT · 39 people · 2019 | 3/4 | SYR4 |
| Bromoform | 4.82 µg/L No EPA limit set Main supplier: PORTVILLE VILLAGE · 1,040 people · 2018 | 2/4 | SYR4 |
| Dichloroacetic Acid | 2.95 µg/L No EPA limit set Highest in the city: PORTVILLE TOWN WATER DISTRICT · 39 people · 2019 | 2/4 | SYR4 |
| Dibromoacetic Acid | 1.84 µg/L No EPA limit set Main supplier: PORTVILLE VILLAGE · 1,040 people · 2018 | 3/4 | SYR4 |
| Trichloroacetic Acid | 1.174 µg/L No EPA limit set Highest in the city: PORTVILLE TOWN WATER DISTRICT · 39 people · 2019 | 2/4 | SYR4 |
| 1,2-DIBROMO-3-CHLOROPROPANE | 0.0100 µg/L 5% of the EPA limit 0.2000 µg/L Main supplier: PORTVILLE VILLAGE · 1,040 people · 2018 | 1/4 | SYR4 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L Main supplier: PORTVILLE VILLAGE · 1,040 people · 2025
Highest in the city: 0.0060 mg/L — PORTVILLE ESTATES MHC I · 28 people · 2025 | 4/4 | LCR |
Water suppliers serving Portville
| Supplier | Population served |
|---|---|
| PORTVILLE VILLAGE | 1,040 |
| PORTVILLE ESTATES MHC II | 50 |
| PORTVILLE TOWN WATER DISTRICT | 39 |
| PORTVILLE ESTATES MHC I | 28 |
Frequently asked questions about Portville tap water
Is Portville tap water safe to drink?
EPA testing detected 14 contaminants in the water serving Portville. A detection isn't the same as a violation — most detected levels are within federal limits. Check the level and source for each contaminant above, and your utility's annual Consumer Confidence Report for the official compliance status.
How many water suppliers serve Portville?
4 public water suppliers report drinking-water monitoring for Portville, New York to the EPA. Each is listed above with its population served.
What contaminants are in Portville's water?
The contaminants EPA monitoring detected in Portville include Nitrate, Fluoride, Barium, TTHM, Chloroform. The full list, with the level at the main supplier and the data source, is in the table above.
Where does this data come from?
Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.